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Summary
Dr. Thomas Defer treats quadriplegia and hypertension as part of his internal medicine practice in Saint Louis, Missouri. He has practiced internal medicine for 37 years and is affiliated with Barnes Jewish Hospital, Christian Hospital, Missouri Baptist Medical Center, and Saint Louis Children's Hospital. He earned his medical degree from the University of Missouri Columbia School of Medicine.
Overview based on verified provider data
Quick Facts
- 37 years of experience
- University Of Missouri Columbia School Of Medicine
- 1 specialty
- 4 hospital affiliations
- 2 office locations
- Male
Office Locations
Dr. Thomas M Defer has 2 locationsWashington University School Of Medicine
660 S Euclid AveSaint Louis, MO 63110 Tel: (314) 362-8901
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  | |
| Dr. Thomas M Defer, MD | Dr. John McAtee, MD | Eric Harker | Dr. Michael Albrecht, MD |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 37 Years of Experience | 34 Years of Experience | 25 Years of Experience | 14 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | |
| Saint Louis , MO | Chesterfield , MO | Lyons , CO | Lansing , KS |
| Med School: University Of Missouri Columbia School Of Medicine | Med School: Saint Louis University School Of Medicine | Med School: Duke University School Of Medicine | Med School: University Of Kansas School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Thomas M Defer
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Thomas M Defer has the following specialty
Certifications, License, & Education
37 Years Experience
Dr. Thomas M Defer holds an expired medical license in the state of Missouri.
Medical License
Medical Doctor with an expired medical license in the state of Missouri that expired in 2026.
Education & Training
Medical School
Graduated from University Of Missouri Columbia School Of Medicine in 1989.
NPI Number
Dr. Defer's NPI number is 1023036464.
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Frequently Asked Questions
- Does Dr. Thomas Defer accept my insurance?
- You can see the insurance plans that Dr. Thomas Defer accepts on their Vitals profile.
- Which hospitals is Dr. Thomas Defer affiliated with?
- Dr. Thomas Defer is affiliated with Barnes Jewish Hospital, Christian Hospital, Missouri Baptist Medical Center, and Saint Louis Childrens Hospital.
- Does Dr. Thomas Defer accept virtual/telehealth appointments?
- Dr. Thomas Defer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Dr. Thomas Defer?
- You can find contact information for Dr. Thomas Defer here on Vitals.
- Is Dr. Thomas Defer accepting new patients?
- Dr. Thomas Defer has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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